On 10/27/2009 02:52 PM, Jan Kiszka wrote:
Hi Avi, just booted kvm.git master (974ae8d7ff) as host and re-ran my boot test of Windows 7. Already during "Starting Windows" I get this:
x86 or x64 7?
RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00000000c0000080 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 Call Trace: [<ffffffffa05d1ef9>] vmx_save_host_state+0x141/0x150 [kvm_intel] [<ffffffffa0582e40>] kvm_arch_vcpu_ioctl_run+0x510/0xb25 [kvm] [<ffffffffa0571dda>] kvm_vcpu_ioctl+0xfb/0x722 [kvm] [<ffffffffa05743de>] ? kvm_vm_ioctl+0x33a/0x36b [kvm] [<ffffffff81330022>] ? sub_preempt_count+0x9/0x83 [<ffffffff810cb698>] ? fire_user_return_notifiers+0x50/0x6b [<ffffffff81122bf4>] vfs_ioctl+0x2f/0x7d [<ffffffff81123112>] do_vfs_ioctl+0x450/0x48d [<ffffffff81330022>] ? sub_preempt_count+0x9/0x83 [<ffffffff811231a9>] sys_ioctl+0x5a/0x7c [<ffffffff8100bc5b>] system_call_fastpath+0x16/0x1b Code: 03 24 c5 60 a8 6f 81 89 d8 48 8d 50 04 4d 3b 2c d4 74 38 4d 89 2c d4 48 c1 e0 04 4c 89 ea 8b 88 f8 50 5a a0 48 c1 ea 20 44 89 e8<0f> 30 41 80 7c 24 18 00 75 16 49 c7 04 24 d6 53 58 a0 4c 89 e7 RIP [<ffffffffa05853ad>] kvm_set_shared_msr+0x51/0x7a [kvm]
That's a wrmsr(EFER, 0), which should definitely fault. update_transition_efer() should have taken care of it.
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